Grizzled Colilargo vs Large-crested Toad

Oligoryzomys griseolus compared with Incilius cristatus

Key Differences

• Grizzled Colilargo is Least Concern while Large-crested Toad is Endangered.

Taxonomic Classification

Rank	Grizzled Colilargo	Large-crested Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Cricetidae	Bufonidae
Genus	Oligoryzomys	Incilius
Species	Oligoryzomys griseolus	Incilius cristatus

Evolutionary Relationship

Grizzled Colilargo and Large-crested Toad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Grizzled Colilargo

LC — Least Concern

Large-crested Toad

EN — Endangered

Physical Characteristics

Attribute	Grizzled Colilargo	Large-crested Toad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grizzled Colilargo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Large-crested Toad

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.